1998Final results
1998 election for Michigan Senate District 25
Michigan State Senate · Michigan
Dianne Byrum (D) won with 66.0% of the vote, defeating Pat Gallagher (R) by 35.2 points.
Dianne ByrumDemocrat · winner · incumbent
66.0%55,200
Pat GallagherRepublican
30.9%25,816
Mark OwenLibertarian
3.1%2,568
83,584 votes
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET
The seat over time
D − R margin in this seat's races around 1998
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET